ALPHATEC HLDGS INC

Ticker: ATEC CUSIP: 02081G201 Class: Com

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1,000,400 Value ($000) $21,048 Avg Close $18.51 Range $13.13 - $22.66
Q3 2025
Shares 461,122 Value ($000) $6,705 Avg Close $13.92 Range $10.11 - $16.70
Q2 2024
Shares 1,327,360 Value ($000) $13,871 Avg Close $11.64 Range $9.25 - $14.54
Q1 2024
Shares 1,385,880 Value ($000) $19,111 Avg Close $14.83 Range $12.71 - $17.34
Q4 2023
Shares 1,607,820 Value ($000) $24,294 Avg Close $11.95 Range $8.66 - $15.48
Q3 2023
Shares 1,236,040 Value ($000) $16,031 Avg Close $15.66 Range $12.08 - $19.14
Q2 2023
Shares 980,470 Value ($000) $17,629 Avg Close $15.57 Range $14.10 - $18.59
Q1 2023
Shares 678,530 Value ($000) $10,585 Avg Close $14.14 Range $11.47 - $16.34
Q4 2022
Shares 503,290 Value ($000) $6,216 Avg Close $10.08 Range $8.58 - $12.38
Q3 2022
Shares 452,560 Value ($000) $3,955 Avg Close $7.91 Range $5.73 - $9.81
Q2 2022
Shares 402,160 Value ($000) $2,630 Avg Close $9.21 Range $6.16 - $13.65
Q1 2022
Shares 446,060 Value ($000) $5,130 Avg Close $10.81 Range $9.06 - $13.37
Q4 2021
Shares 674,170 Value ($000) $7,706 Avg Close $11.81 Range $10.31 - $13.94
Q3 2021
Shares 580,030 Value ($000) $7,071 Avg Close $13.95 Range $11.61 - $16.47
Q2 2021
Shares 435,530 Value ($000) $6,672 Avg Close $15.43 Range $13.33 - $18.00
Q1 2021
Shares 435,460 Value ($000) $6,876 Avg Close $15.74 Range $12.96 - $19.36
Q4 2020
Shares 263,400 Value ($000) $3,825 Avg Close $10.56 Range $6.11 - $14.97
Q3 2020
Shares 137,600 Value ($000) $914 Avg Close $5.64 Range $4.31 - $7.28